<form name="post-photo-comment" method="post" action="<?php echo $this->basepath();?>/comment/postPhotoComment">
    <input type="hidden" name="photo_id" value="1"/>
    <input type="hidden" name="parent_comment_id" value="0"/>
    <div>
        Create new photo comment
        
        <div id="error">
             <span></span>
          </div>
          
        
         <div id="message_div">
              Message
              <textarea name="message" rows="8" cols="40"></textarea>
         </div>
    </div>
    <button id="validatebutton">Comment</button>
</form>